Electrical renovation is a hidden project of home decoration, and it is also a relatively professional project. If it is done well in the early stage, it will be very troublesome to rectify it in the later stage. Many owners do not know how to budget. So how much does it cost to renovate 120 square meters of water and electricity? Let’s take a look at how to save money during water and electricity renovation in 2018 with the editor, right?
1. How much does it cost to renovate 120 square meters of water and electricity?
1. Open wall troughs and insert them
A house of 120 square meters requires boiling water and wire troughs of about 65- 85 meters. According to regulatory requirements, water and electricity wiring must be inside the wall. Currently on the market, the labor cost for grooving is calculated based on the mix of brick and concrete walls. The average price is 10-15 yuan, which is reasonable. The dressing involves filling the grooves with cement, yellow sand, glue, etc., and the tools now usually involve saw blades. For scrapers, etc., around 10-15 yuan is reasonable. Grooving some reinforced concrete walls is extremely difficult, and the saw blade and labor are very expensive, so wages will be increased.
2. Water pipes
After years of market testing, most PPR water pipes are now used. The price of water pipes and accessories is basically 50% each. Some self-employed people keep the price of water pipes very low. They look like products, but the accessories are not purchased from specialized water pipe suppliers. You can calculate for yourself whether you have suffered a big loss. . Manufacturers or merchants calculate labor costs based on the number of kitchens, bathrooms and balconies, ranging from 150-300 yuan per set. If there is usually one kitchen and one bathroom, about 60-70 meters of water pipes are needed. Of course, the distance between the kitchen and bathroom, and whether there are drainage pipes on the balcony will affect the number of water pipes.
3. Switch sockets
The number of switches and sockets can be configured according to the owner’s needs. Approximately 55-65 switches will be configured in 120 square meters. The labor cost for this part is 4 yuan/piece. At the same time, there are also costs for cassettes, octagonal boxes and hoses. The average quality cassettes are about 1.7 yuan each. The labor cost does not exceed 1-3 yuan/piece. Some electrical accessories are also required. wait.
4. Wire tubes
Zhejiang Zhongcai’s wire PVC casings (4-point and 6-point tubes) are usually used. The quantity is related to the wiring direction and quantity. Strong and weak currents must be worn separately. The general requirement is within 200 meters.
5. Strong and weak wires
For a house with a building area of ??120 square meters, the normal number of strong wires is within 1,000 meters, including 1.5, 2.5, and 4 square millimeters. specifications, but if there are many lights arranged, the above number will be exceeded. The ratio of each specification wire is approximately 3.5:5.5:1. Individuals can refer to 10m/square meter of building area for calculation. Weak current includes TV, Internet cables, etc. Usually, for a house of 100 square meters (building area), each type of wire usually requires 65-75 meters. The cost of laying wires is 1 yuan/m which is quite reasonable. There will also be a small cost of dressing and tool wear and tear.
6. Drilling holes in the wall
Due to indoor pipe penetration and other needs, each household needs to drill 5-20 holes in the wall. The market price is 15-25 yuan/piece, but some residential properties designate hole drillers and charge 85 yuan/piece. Since the number of holes and the price cannot be determined before the start of construction, you can ask the construction staff to help dig the holes, which will make the price more affordable.
2. How to save money on water and electricity renovation
1. Strictly budget according to the drawings
When signing a decoration contract, you can ask the designer to produce the water and electricity renovation drawings, and then Strictly calculate the materials used for wires, power sockets, switch panels, network cables, etc. according to the drawings, and then calculate the reasonable costs to avoid excessive additional costs.
2. Mid-term acceptance to avoid rework
In the mid-term of hydropower transformation, we also need to conduct some acceptance to avoid rework. For example: when inspecting the waterproofing of kitchens and bathrooms, and the underground water and electricity pipelines buried in the ground, if after the floor tile construction is completed, it is found that the waterproofing is not up to standard, the wires and pipelines are blocked, the plumbing pipes are blocked or leaking, then the work can only be reworked.
The above prices are collected from the Internet and are for reference only during decoration.
The above is the relevant content about how much it costs to renovate 120 square meters of water and electricity. I hope it will be helpful to everyone!